Vulnerability CVE-2002-1511
Published: 2003-03-03   Modified: 2012-02-12

Description:
The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies.

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Tightvnc -> Tightvnc 
ATT -> VNC 

 References:
http://www.redhat.com/support/errata/RHSA-2003-041.html
http://www.iss.net/security_center/static/11384.php
http://changelogs.credativ.org/debian/pool/main/v/vnc/vnc_3.3.6-3/changelog
http://www.securityfocus.com/bid/6905
http://www.redhat.com/support/errata/RHSA-2003-068.html
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022
http://sunsolve.sun.com/pub-cgi/retrieve.pl?doc=fsalert/56161
http://security.gentoo.org/glsa/glsa-200302-15.xml
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640
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